-64.43% is the change from 939 to 334
Calculation steps:
[( 334 - 939 ) ÷ 939] x 100 = -64.43%
Formula
Percentage change = [(334 - 939) / 939] x 100
Subtract the new number by the original number
334 - 939 = -605
-605 ÷ 939 = -0.6443024494142705
-0.6443024494142705 x 100 = -64.43%